Hidden Characters
     Get  the  Digital  Card  7  and  save  the game. At the Character
Selection  screen,  highlight  Kamen  Rider  No. 1, hold Right + X and
press  Triangle.  Get  the  Digital  Cards  7 and 74 and save the game
again. At the Character Selection screen, highlight Kamen Rider No. 2,
hold Right + X and press Triangle.